This textbook survival guide was created for the textbook: Precalculus: Mathematics for Calculus, edition: 6. Since the solution to 9 from 10 chapter was answered, more than 242 students have viewed the full step-by-step answer. This full solution covers the following key subjects: equations, system. This expansive textbook survival guide covers 13 chapters, and 1061 solutions. The answer to “Solve the system of equations.3x 4y 6x 8y 4” is broken down into a number of easy to follow steps, and 9 words. Precalculus: Mathematics for Calculus was written by and is associated to the ISBN: 9780840068071. The full step-by-step solution to problem: 9 from chapter: 10 was answered by , our top Calculus solution expert on 11/23/17, 05:03AM.